diff options
Diffstat (limited to 'arch/microblaze/mm/init.c')
| -rw-r--r-- | arch/microblaze/mm/init.c | 71 |
1 files changed, 22 insertions, 49 deletions
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c index ce80823..b38ae3a 100644 --- a/arch/microblaze/mm/init.c +++ b/arch/microblaze/mm/init.c @@ -82,14 +82,10 @@ static unsigned long highmem_setup(void) /* FIXME not sure about */ if (memblock_is_reserved(pfn << PAGE_SHIFT)) continue; - ClearPageReserved(page); - init_page_count(page); - __free_page(page); - totalhigh_pages++; + free_highmem_page(page); reservedpages++; } - totalram_pages += totalhigh_pages; - printk(KERN_INFO "High memory: %luk\n", + pr_info("High memory: %luk\n", totalhigh_pages << (PAGE_SHIFT-10)); return reservedpages; @@ -142,8 +138,8 @@ void __init setup_memory(void) ((u32)_text <= (memory_start + lowmem_size - 1))) { memory_size = lowmem_size; PAGE_OFFSET = memory_start; - printk(KERN_INFO "%s: Main mem: 0x%x, " - "size 0x%08x\n", __func__, (u32) memory_start, + pr_info("%s: Main mem: 0x%x, size 0x%08x\n", + __func__, (u32) memory_start, (u32) memory_size); break; } @@ -158,7 +154,7 @@ void __init setup_memory(void) kernel_align_start = PAGE_DOWN((u32)_text); /* ALIGN can be remove because _end in vmlinux.lds.S is align */ kernel_align_size = PAGE_UP((u32)klimit) - kernel_align_start; - printk(KERN_INFO "%s: kernel addr:0x%08x-0x%08x size=0x%08x\n", + pr_info("%s: kernel addr:0x%08x-0x%08x size=0x%08x\n", __func__, kernel_align_start, kernel_align_start + kernel_align_size, kernel_align_size); memblock_reserve(kernel_align_start, kernel_align_size); @@ -181,10 +177,10 @@ void __init setup_memory(void) max_low_pfn = ((u64)memory_start + (u64)lowmem_size) >> PAGE_SHIFT; max_pfn = ((u64)memory_start + (u64)memory_size) >> PAGE_SHIFT; - printk(KERN_INFO "%s: max_mapnr: %#lx\n", __func__, max_mapnr); - printk(KERN_INFO "%s: min_low_pfn: %#lx\n", __func__, min_low_pfn); - printk(KERN_INFO "%s: max_low_pfn: %#lx\n", __func__, max_low_pfn); - printk(KERN_INFO "%s: max_pfn: %#lx\n", __func__, max_pfn); + pr_info("%s: max_mapnr: %#lx\n", __func__, max_mapnr); + pr_info("%s: min_low_pfn: %#lx\n", __func__, min_low_pfn); + pr_info("%s: max_low_pfn: %#lx\n", __func__, max_low_pfn); + pr_info("%s: max_pfn: %#lx\n", __func__, max_pfn); /* * Find an area to use for the bootmem bitmap. @@ -236,40 +232,16 @@ void __init setup_memory(void) paging_init(); } -void free_init_pages(char *what, unsigned long begin, unsigned long end) -{ - unsigned long addr; - - for (addr = begin; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - printk(KERN_INFO "Freeing %s: %ldk freed\n", what, (end - begin) >> 10); -} - #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - int pages = 0; - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - pages++; - } - printk(KERN_NOTICE "Freeing initrd memory: %dk freed\n", - (int)(pages * (PAGE_SIZE / 1024))); + free_reserved_area(start, end, 0, "initrd"); } #endif void free_initmem(void) { - free_init_pages("unused kernel memory", - (unsigned long)(&__init_begin), - (unsigned long)(&__init_end)); + free_initmem_default(0); } void __init mem_init(void) @@ -304,11 +276,11 @@ void __init mem_init(void) initsize = (unsigned long)&__init_end - (unsigned long)&__init_begin; bsssize = (unsigned long)&__bss_stop - (unsigned long)&__bss_start; - pr_info("Memory: %luk/%luk available (%luk kernel code, " - "%luk reserved, %luk data, %luk bss, %luk init)\n", + pr_info("Memory: %luk/%luk available (%luk kernel code, ", nr_free_pages() << (PAGE_SHIFT-10), num_physpages << (PAGE_SHIFT-10), - codesize >> 10, + codesize >> 10); + pr_cont("%luk reserved, %luk data, %luk bss, %luk init)\n", reservedpages << (PAGE_SHIFT-10), datasize >> 10, bsssize >> 10, @@ -394,17 +366,17 @@ asmlinkage void __init mmu_init(void) unsigned int kstart, ksize; if (!memblock.reserved.cnt) { - printk(KERN_EMERG "Error memory count\n"); + pr_emerg("Error memory count\n"); machine_restart(NULL); } if ((u32) memblock.memory.regions[0].size < 0x400000) { - printk(KERN_EMERG "Memory must be greater than 4MB\n"); + pr_emerg("Memory must be greater than 4MB\n"); machine_restart(NULL); } if ((u32) memblock.memory.regions[0].size < kernel_tlb) { - printk(KERN_EMERG "Kernel size is greater than memory node\n"); + pr_emerg("Kernel size is greater than memory node\n"); machine_restart(NULL); } @@ -432,10 +404,11 @@ asmlinkage void __init mmu_init(void) #if defined(CONFIG_BLK_DEV_INITRD) /* Remove the init RAM disk from the available memory. */ -/* if (initrd_start) { - mem_pieces_remove(&phys_avail, __pa(initrd_start), - initrd_end - initrd_start, 1); - }*/ + if (initrd_start) { + unsigned long size; + size = initrd_end - initrd_start; + memblock_reserve(virt_to_phys(initrd_start), size); + } #endif /* CONFIG_BLK_DEV_INITRD */ /* Initialize the MMU hardware */ |